/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.graph.drivers.output;

import org.apache.flink.api.java.DataSet;
import org.apache.flink.graph.GraphAlgorithm;
import org.apache.flink.graph.drivers.parameter.Parameterized;

import java.io.PrintStream;

/**
 * Output writer for a {@link GraphAlgorithm} result.
 */
public interface Output<T>
extends Parameterized {

	/**
	 * Write the output {@link DataSet}.
	 *
	 * @param executionName job name
	 * @param out output printer
	 * @param data the output
	 */
	void write(String executionName, PrintStream out, DataSet<T> data) throws Exception;
}
